3r-2=8r+10

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Solution for 3r-2=8r+10 equation:


Simplifying
3r + -2 = 8r + 10

Reorder the terms:
-2 + 3r = 8r + 10

Reorder the terms:
-2 + 3r = 10 + 8r

Solving
-2 + 3r = 10 + 8r

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-8r' to each side of the equation.
-2 + 3r + -8r = 10 + 8r + -8r

Combine like terms: 3r + -8r = -5r
-2 + -5r = 10 + 8r + -8r

Combine like terms: 8r + -8r = 0
-2 + -5r = 10 + 0
-2 + -5r = 10

Add '2' to each side of the equation.
-2 + 2 + -5r = 10 + 2

Combine like terms: -2 + 2 = 0
0 + -5r = 10 + 2
-5r = 10 + 2

Combine like terms: 10 + 2 = 12
-5r = 12

Divide each side by '-5'.
r = -2.4

Simplifying
r = -2.4

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